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691652 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

691652: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, cross-sectional_shape_style: RECTANGULAR, part_name_assigned_by_controlling_agency: CENTERING WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-724-8259, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
691652
NSN: 5310-01-724-8259
FSC: 5310 — Nuts and Washers
CAGE: 1H392 — AFP INDUSTRIES, INC. DBA AFP INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyCENTERING WASHER
NSN5310-01-724-8259
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 691652 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PART NAME ASSIGNED BY CONTROLLING AGENCYCENTERING WASHER
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
D61VW021CReference document
Same NSN cross-reference
Reference document — Drawing number reference only
D61VW021C ITEM 23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 691652?
691652 is a WASHER,FLAT.
What parts can replace 691652?
There are 2 known substitutes for 691652: D61VW021C, D61VW021C ITEM 23. Substitute compatibility should be verified for your specific system.
What is the NSN for 691652?
691652 is cataloged in the U.S. Government catalog under NSN 5310-01-724-8259. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.